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</o:shapelayout></xml><![endif]--></head><body lang=TR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hi Hayati,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Could you please mention which commit are you using from here: <a href="http://cgit.osmocom.org/rtl-sdr/log/">http://cgit.osmocom.org/rtl-sdr/log/</a> <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I am doing experiments with rtlsdr codebase on both RPi and X86 Ubuntu 14.04; I can check the NBFM issue you’ve mentioned.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Kind regards,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Murat, TA1DB <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> osmocom-sdr [mailto:osmocom-sdr-bounces@lists.osmocom.org] <b>On Behalf Of </b>"Hayati Aygün"<br><b>Sent:</b> Wednesday, July 08, 2015 10:39 AM<br><b>To:</b> osmocom-sdr@lists.osmocom.org<br><b>Subject:</b> Aw: Re: NBFM problem with rtl_fm on Raspberry Pi 2<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>Hi Marcus,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>librtlsdr is OK, because rtl_tcp works fine, which transfers full I/Q spectrum of ~ 1.4 MHz to SDR# on Windows/PC.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>The problem must lie in rtl_fm. By the way, the I/Q demodulation "raw" mode is erroneous, too, when having compiled on Raspberry Pi 2.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>Something else i could try: use the binary compiled on Raspi 1 B+ on the Raspi 2. I'll check this, this evening.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>Before going for painful debugging, it would be fine if someone else could reproduce the problem .. or say that it works fine.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>kind regards,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>Hayati<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p><div style='border:none;border-left:solid #C3D9E5 1.5pt;padding:0cm 0cm 0cm 8.0pt;margin-left:7.5pt;margin-top:7.5pt;margin-right:3.75pt;margin-bottom:3.75pt;word-wrap: break-word;-webkit-nbsp-mode: space;-webkit-line-break: after-white-space' name=quote><div style='margin-bottom:7.5pt'><p class=MsoNormal><b><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>Gesendet:</span></b><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'> Mittwoch, 08. Juli 2015 um 08:30 Uhr<br><b>Von:</b> "Marcus Müller" <<a href="mailto:marcus.mueller@ettus.com">marcus.mueller@ettus.com</a>><br><b>An:</b> <a href="mailto:osmocom-sdr@lists.osmocom.org">osmocom-sdr@lists.osmocom.org</a><br><b>Betreff:</b> Re: NBFM problem with rtl_fm on Raspberry Pi 2<o:p></o:p></span></p></div><div name=quoted-content><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif"'>Hi Hayati,<br><br>I'm totally not used to development on Raspbian, but:<br>It's really strange that running the same software on the same distro<br>with the same RF device would give different results.<br><br>So, debugging is on :/ I'd say you should use rtl_sdr to get raw IQ<br>samples, and then have a look at them on your PC. If they are ok, one<br>would have to look a bit deeper into rtl_fm, if not, something goes<br>wrong on the librtlsdr side of things.<br><br>Best regards,<br>Marcus<o:p></o:p></span></p></div></div></div></div></div></div></body></html>